﻿/*
 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
 * Copyright (C) 2003-2009 Frederico Caldeira Knabben
 *
 * == BEGIN LICENSE ==
 *
 * Licensed under the terms of any of the following licenses at your
 * choice:
 *
 *  - GNU General Public License Version 2 or later (the "GPL")
 *    http://www.gnu.org/licenses/gpl.html
 *
 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
 *    http://www.gnu.org/licenses/lgpl.html
 *
 *  - Mozilla Public License Version 1.1 or later (the "MPL")
 *    http://www.mozilla.org/MPL/MPL-1.1.html
 *
 * == END LICENSE ==
 *
 * FCKToolbarButton Class: represents a button in the toolbar.
 */

var FCKToolbarButton = function( commandName, label, tooltip, style, sourceView, contextSensitive, icon )
{
    this.CommandName        = commandName ;
    this.Label                = label ;
    this.Tooltip            = tooltip ;
    this.Style                = style ;
    this.SourceView            = sourceView ? true : false ;
    this.ContextSensitive    = contextSensitive ? true : false ;

    if ( icon == null )
        this.IconPath = FCKConfig.SkinPath + 'toolbar/' + commandName.toLowerCase() + '.gif' ;
    else if ( typeof( icon ) == 'number' )
        this.IconPath = [ FCKConfig.SkinPath + 'fck_strip.gif', 16, icon ] ;
    else
        this.IconPath = icon ;
}

FCKToolbarButton.prototype.Create = function( targetElement )
{
    this._UIButton = new FCKToolbarButtonUI( this.CommandName, this.Label, this.Tooltip, this.IconPath, this.Style ) ;
    this._UIButton.OnClick = this.Click ;
    this._UIButton._ToolbarButton = this ;
    this._UIButton.Create( targetElement ) ;
}

FCKToolbarButton.prototype.RefreshState = function()
{
    var uiButton = this._UIButton ;

    if ( !uiButton )
        return ;

    // Gets the actual state.
    var eState = FCK.ToolbarSet.CurrentInstance.Commands.GetCommand( this.CommandName ).GetState() ;

    // If there are no state changes than do nothing and return.
    if ( eState == uiButton.State ) return ;

    // Sets the actual state.
    uiButton.ChangeState( eState ) ;
}

FCKToolbarButton.prototype.Click = function()
{
    var oToolbarButton = this._ToolbarButton || this ;
    FCK.ToolbarSet.CurrentInstance.Commands.GetCommand( oToolbarButton.CommandName ).Execute() ;
}

FCKToolbarButton.prototype.Enable = function()
{
    this.RefreshState() ;
}

FCKToolbarButton.prototype.Disable = function()
{
    // Sets the actual state.
    this._UIButton.ChangeState( FCK_TRISTATE_DISABLED ) ;
}
